参数资料
型号: MAX1189ACUI+T
厂商: Maxim Integrated Products
文件页数: 10/15页
文件大小: 0K
描述: IC ADC 16BIT 135KSPS 28-TSSOP
标准包装: 2,500
位数: 16
采样率(每秒): 135k
数据接口: 并联
转换器数目: 1
功率耗散(最大): 1.03W
电压电源: 模拟和数字
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 带卷 (TR)
输入数目和类型: 1 个单端,双极
MAX1179/MAX1187/MAX1189
16-Bit, 135ksps, Single-Supply ADCs with
Bipolar Analog Input Range
4
_______________________________________________________________________________________
Note 1: Maximum specification is limited by automated test equipment.
Note 2: To ensure best performance, finish reading the data and wait tBR before starting a new acquisition.
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = +5V ±5%, external reference = +4.096V, CREF = 10F, CREFADJ = 0.1F, VREFADJ = AVDD, TA = TMIN to TMAX,
unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
POWER SUPPLIES
Analog Supply Voltage
AVDD
4.75
5.25
V
Digital Supply Voltage
DVDD
2.70
5.25
V
MAX1187
2.9
External reference,
135ksps
MAX1179/MAX1189
4.0
5.3
MAX1187
3.8
Analog Supply Current
IAVDD
Internal reference,
135ksps
MAX1179/MAX1189
5.2
6.2
mA
Shutdown mode, IAVDD + IDVDD (Note 1),
digital input = DVDD or 0V
0.5
5
A
Shutdown Supply Current
ISHDN
Standby mode
3.7
mA
Digital Supply Current
IDVDD
0.75
mA
Power-Supply Rejection
AVDD = DVDD = +4.75V to +5.25V
3.5
LSB
TIMING CHARACTERISTICS (Figures 1 and 2)
(AVDD = +5V ±5V, DVDD = +2.7V to AVDD, external reference = +4.096V, CREF = 10F, CREFADJ = 0.1F, VREFADJ = AVDD, CLOAD
= 20pF, TA = TMIN to TMAX.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Maximum Sampling Rate
fSAMPLE(MAX)
135
ksps
Acquisition Time
tACQ
2s
Conversion Time
tCONV
4.7
s
CS Pulse Width High
tCSH
(Note 2)
40
ns
DVDD = +4.75V to +5.25V
40
CS Pulse Width Low
tCSL
(Note 2)
DVDD = +2.7V to +5.25V
60
ns
R/C to CS Fall Setup Time
tDS
0ns
DVDD = +4.75V to +5.25V
40
R/C to CS Fall Hold Time
tDH
DVDD = +2.7V to +5.25V
60
ns
DVDD = +4.75V to +5.25V
40
CS to Output Data Valid
tDO
DVDD = +2.7V to +5.25V
80
ns
EOC Fall to CS Fall
tDV
0ns
DVDD = +4.75V to +5.25V
40
CS Rise to EOC Rise
tEOC
DVDD = +2.7V to +5.25V
80
ns
DVDD = +4.75V to +5.25V
40
Bus Relinquish Time
tBR
DVDD = +2.7V to +5.25V
80
ns
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MAX1189AEUI+T 功能描述:模数转换器 - ADC 16-Bit 135ksps 4.2V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
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